'use strict';

const Controller = require('egg').Controller;

class BannerController extends Controller {
  async index() {
   
        const { ctx } = this;
        var db =  this.app.mongodb;
        var res = await db.collection("banner").find().toArray();
        if(res.length){
            ctx.body={
                status:200,
                res
            }
        }else{
            ctx.status = 400;
            ctx.body = {
                status:400,
                msg:"输入参数不合法"
            }
        }
       
      
  }
}

module.exports = BannerController;
